<template>
    <div>
        <!-- 导航 -->
         <el-breadcrumb separator="/">
            <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片列表 -->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="goAddpage">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- 列表 -->
            <el-table :data="goodsList" border stripe>
                <el-table-column type="index"></el-table-column>
                <el-table-column label="商品名称" prop="goods_name"></el-table-column>
                <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
                <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
                <el-table-column label="创建时间" prop="add_time" width="180px">
                    <template slot-scope="scope">
                        {{scope.row.add_time | dateFormat}}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="200px">
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini">编辑</el-button>
                    <el-button type="danger" icon="el-icon-delete" size="mini" @click="deleteGoodsList(scope.row.goods_id)">删除</el-button>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页 -->
             <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[1, 5, 10, 15]" :page-size="queryInfo.pagenum" layout="total, sizes, prev, pager, next, jumper" :total="total" background></el-pagination>
        </el-card>
    </div>
</template>

<script>
export default ({
    data() {
        return{
            queryInfo:{
                query:'',
                pagenum:1,
                pagesize:10
            },
            goodsList:[],
            total:0
        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
       async getGoodsList(){
        const {data:res} = await this.$http.get('goods',{
                params:this.queryInfo
            })
        if(res.meta.status!==200){
            return this.$message.error('获取商品列表失败')
        }
        this.$message.success('获取商品列表成功')
        this.goodsList=res.data.goods
    this.total=res.data.total
        console.log(res.data)
        },
        // 得到最新页数
        handleSizeChange(newSize){
            this.queryInfo.pagesize=newSize
            this.getGoodsList()
        },
        // 得到最新页码值
        handleCurrentChange(newpage){
            this.queryInfo.pagenum=newpage
            this.getGoodsList()
        },
        // 删除商品
       async deleteGoodsList(id){
          const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        if(confirmResult!=='confirm'){
            return this.$message.info('已取消删除')
        }
       const {data:res} = await this.$http.delete(`goods/${id}`)
       if(res.meta.status!==200){
           return this.$message.error('删除商品失败')
       }
       this.$message.success('删除商品成功')
       this.getGoodsList()
        },
        goAddpage(){
            this.$router.push('goods/add')
        }
    }
})
</script>

<style lang="less" scoped>

</style>
